Disabling mipmap generation until anisotropic mipmap levels are generated.

src/core/SkImageCacherator.cpp

Index: src/core/SkImageCacherator.cpp
diff --git a/src/core/SkImageCacherator.cpp b/src/core/SkImageCacherator.cpp
index 594a8e26ceb627215d441a1c95c2b579ea6f6ba9..ea4d4c2bab1f17137d3436c42cf7f5bcfa3a2891 100644
--- a/src/core/SkImageCacherator.cpp
+++ b/src/core/SkImageCacherator.cpp
@@ -303,6 +303,8 @@ GrTexture* SkImageCacherator::lockTexture(GrContext* ctx, const GrUniqueKey& key
     SkBitmap bitmap;
     if (this->tryLockAsBitmap(&bitmap, client, chint)) {
         GrTexture* tex = nullptr;
+        // disable mipmapping until we generate anisotropic mipmap levels
+        willBeMipped = false;
         if (willBeMipped) {
             tex = GrGenerateMipMapsAndUploadToTexture(ctx, bitmap);
         } else {